<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="菜品名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入菜品名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="菜品分类" prop="categoryId">
        <!-- <el-input
          v-model="queryParams.categoryId"
          placeholder="请输入关联菜品分类ID"
          clearable
          @keyup.enter="handleQuery"
        /> -->
        <el-select v-model="queryParams.categoryId" placeholder="请选择菜品分类" clearable>
          <el-option
            v-for="item in categoryList"
            :key="item.id"
            :label="item.name"
            :value="item.id"
          />
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['manage:dishes:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['manage:dishes:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['manage:dishes:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['manage:dishes:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="dishesList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="菜品ID" align="center" prop="id" />
      <el-table-column label="菜品名称" align="center" prop="name" />
      <el-table-column label="菜品图片" align="center" prop="imageUrl" width="100">
        <template #default="scope">
          <image-preview :src="scope.row.imageUrl" :width="50" :height="50"/>
        </template>
      </el-table-column>
      <el-table-column label="更新时间" align="center" prop="updateTime" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.updateTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="菜品分类名称" align="center" prop="categoryName" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" @click="handleView(scope.row)" v-hasPermi="['manage:dishes:query']">查看做法</el-button>
          <el-button link type="primary" @click="handleUpdate(scope.row)" v-hasPermi="['manage:dishes:edit']">修改</el-button>
          <el-button link type="primary" @click="handleDelete(scope.row)" v-hasPermi="['manage:dishes:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改菜品对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="dishesRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="菜品名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入菜品名称" />
        </el-form-item>
        <el-form-item label="菜品分类" prop="categoryId">
          <el-select v-model="form.categoryId" placeholder="请选择菜品分类">
            <el-option
              v-for="item in categoryList"
              :key="item.id"
              :label="item.name"
              :value="item.id"
            />
          </el-select>
        </el-form-item>
        <el-form-item label="菜品图片" prop="imageUrl">
          <image-upload v-model="form.imageUrl"/>
        </el-form-item>
        <el-form-item label="烹饪步骤" prop="cookingSteps">
          <el-input v-model="form.cookingSteps" type="textarea" placeholder="请输入内容" />
        </el-form-item>
        <el-form-item label="备注信息" prop="remark">
          <el-input v-model="form.remark" type="textarea" placeholder="请输入内容" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>

    <!-- 查看做法对话框 -->
    <el-dialog title="查看做法" v-model="viewOpen" width="500px" append-to-body>
      <div class="cooking-steps-container" style="padding: 20px;">
        <el-descriptions :column="1" border>
          <el-descriptions-item label="菜品名称">
            <span class="detail-text" style="color: #606266;">{{ viewForm.name }}</span>
          </el-descriptions-item>
          <el-descriptions-item label="烹饪步骤">
            <span class="detail-text" style="color: #606266; white-space: pre-wrap;">{{ viewForm.cookingSteps || '暂无烹饪步骤' }}</span>
          </el-descriptions-item>
        </el-descriptions>
      </div>
    </el-dialog>
  </div>
</template>

<script setup name="Dishes">
import { listDishes, getDishes, delDishes, addDishes, updateDishes } from "@/api/manage/dishes"
import { listCategories } from "@/api/manage/categories"

const { proxy } = getCurrentInstance()

const dishesList = ref([])
const open = ref(false)
const loading = ref(true)
const showSearch = ref(true)
const ids = ref([])
const single = ref(true)
const multiple = ref(true)
const total = ref(0)
const title = ref("")

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    name: null,
    categoryId: null,
  },
  rules: {
    name: [
      { required: true, message: "菜品名称不能为空", trigger: "blur" }
    ],
    categoryId: [
      { required: true, message: "关联菜品分类不能为空", trigger: "blur" }
    ],
    imageUrl: [
      { required: true, message: "菜品图片不能为空", trigger: "blur" }
    ],
    categoryName: [
      { required: true, message: "菜品分类名称不能为空", trigger: "blur" }
    ]
  }
})

const { queryParams, form, rules } = toRefs(data)

/** 查询菜品列表 */
function getList() {
  loading.value = true
  listDishes(queryParams.value).then(response => {
    dishesList.value = response.rows
    total.value = response.total
    loading.value = false
  })
}

// 取消按钮
function cancel() {
  open.value = false
  reset()
}

// 表单重置
function reset() {
  form.value = {
    id: null,
    name: null,
    categoryId: null,
    imageUrl: null,
    cookingSteps: null,
    remark: null,
    updateTime: null,
    createTime: null,
    categoryName: null
  }
  proxy.resetForm("dishesRef")
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1
  getList()
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef")
  handleQuery()
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.id)
  single.value = selection.length != 1
  multiple.value = !selection.length
}

/** 新增按钮操作 */
function handleAdd() {
  reset()
  open.value = true
  title.value = "添加菜品"
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset()
  const _id = row.id || ids.value
  getDishes(_id).then(response => {
    form.value = response.data
    open.value = true
    title.value = "修改菜品"
  })
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["dishesRef"].validate(valid => {
    if (valid) {
      if (form.value.id != null) {
        updateDishes(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功")
          open.value = false
          getList()
        })
      } else {
        addDishes(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功")
          open.value = false
          getList()
        })
      }
    }
  })
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _ids = row.id || ids.value
  proxy.$modal.confirm('是否确认删除菜品编号为"' + _ids + '"的数据项？').then(function() {
    return delDishes(_ids)
  }).then(() => {
    getList()
    proxy.$modal.msgSuccess("删除成功")
  }).catch(() => {})
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('manage/dishes/export', {
    ...queryParams.value
  }, `dishes_${new Date().getTime()}.xlsx`)
}

/** 获取菜品分类列表 */
const categoryList = ref([])
function getCategoryList() {
  listCategories().then(response => {
    categoryList.value = response.rows
  })
}

// 查看做法相关变量
const viewOpen = ref(false)
const viewForm = ref({})

/** 查看做法按钮操作 */
function handleView(row) {
  viewOpen.value = true
  viewForm.value = row
}

getList()
getCategoryList()
</script>
